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Finding the Fourth Proportional to 30,784.23, 46,175.67 and 8,597.12

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Solution

The fourth proportional to 30,784.23, 46,175.67 and 8,597.12 is: 12,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,784.23 : 46,175.67 = 8,597.12 : x
  2. Step 2: Convert to fraction form
    30,784.23/46,175.67 = 8,597.12/x
  3. Step 3: Cross multiply
    30,784.23x = 46,175.67 × 8,597.12
  4. Step 4: Simplify right side
    30,784.23x = 396,977,545.19
  5. Step 5: Solve for x
    x = 396,977,545.19/30,784.23
  6. Step 6: Final answer
    x = 12,895.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.